Category Archives: Ginseng

Ginseng growers, researchers and industry representatives are invited to attend the annual Ginseng Pesticide and Research Prioritization Meeting Where: Simcoe Research Station Auditorium When: Wednesday, December 5, 2018 Time: 9:00 am to 12:00 pm This is an opportunity to discuss the production … Continue reading →

The weather has been mostly cloudy and very humid for most of the past week. Combined with moisture stress and previous or continued damage from Alternaria, this has led to the development of Botrytis blight. The humid conditions have allowed … Continue reading →

Alternaria leaf and stem blight continues to be an issue in the ginseng industry this year. Much of the symptoms occurring now are due to damage earlier in the year, but active disease is still present in some gardens. In … Continue reading →

Following heavy rains in many areas earlier this week, many ginseng gardens were flooded, at least temporarily. With the potential for three days of wet weather this weekend the risk of Phytophthora will be greatly increased. The risk will be … Continue reading →

Reports of nematode damage on ginseng seem to be increasing lately. As I wrote on this blog last year, some of the damage thought to be nematode damage is actually due to other causes. When there have been reports of … Continue reading →

With the hot, humid weather over the past few days, Alternaria is reportedly showing up in many older gardens. Most of the damage is within the canopy and along the stems. This is where it is most difficult to reach … Continue reading →

Although ginseng emergence was slow this year, weather conditions have been ideal over the past few weeks for emergence and development. However, it is important keep an eye out for foliar Phytophthora, which usually shows up around this time each … Continue reading →